Results 171 to 180 of about 2,144,108 (379)

Galactose‐Functionalized Gold Nanoparticles Targeting Membrane Transporters for the Glutathione Delivery to Brain Cancer Cells

open access: yesChemBioChem, EarlyView.
Glutathione‐functionalized gold nanoparticles are shown to reduce radicals in SH‐SY5Y and C6 cells. Conjugation of galactose to the outer shell improves internalization through the GLUT transporter, thus providing a smart multivalent system able to reduce oxidative stress in neuroblastoma and rat glioma cells.
Francesca Milano   +6 more
wiley   +1 more source

Measurement of chromosomal aberrations, sister chromatid exchange, hprt mutations, and DNA adducts in peripheral lymphocytes of human populations at increased risk for cancer [PDF]

open access: diamond, 1993
David Jacobson‐Kram   +15 more
openalex   +1 more source

Mutation signature analysis identifies increased mutation caused by tobacco smoke associated DNA adducts in larynx squamous cell carcinoma compared with oral cavity and oropharynx. [PDF]

open access: yes, 2019
Squamous cell carcinomas of the head and neck (HNSCC) arise from mucosal keratinocytes of the upper aero-digestive tract. Despite a common cell of origin and similar driver-gene mutations which divert cell fate from differentiation to proliferation ...
Curry, Joseph   +9 more
core   +1 more source

Chemoenzymatic Route toward a De Novo Enantioselective Total Synthesis of (S)‐Baclofen Based on Metal‐Catalyzed Hydroformylation and Enzymatic Transamination

open access: yesChemBioChem, EarlyView.
A unique chemoenzymatic synthesis route toward (S)‐baclofen is presented, which highlights a hydroformylation and biocatalysis step toward the synthesis of such a challenging β‐chiral amino acid. The shown methodology exhibits high conversions and enantiomeric excess and is transferable to other β‐chiral amines and amino acids.
Feodor Belov   +6 more
wiley   +1 more source

Cisplatin preferentially binds to DNA in dorsal root ganglion neurons in vitro and in vivo: a potential mechanism for neurotoxicity

open access: yesNeurobiology of Disease, 2005
Cisplatin causes apoptosis of dorsal root ganglia (DRG) neurons. The amount of platinum binding to DNA correlates with cisplatin toxicity in cancer cells11 Genomic DNA platinum content of cultured embryonic DRG neurons and PC12 cells was assayed using ...
Elizabeth S. McDonald   +3 more
doaj  

Methods for Controlling Small GTPase Activity

open access: yesChemBioChem, EarlyView.
This concept highlights recent and emerging methods for controlling small GTPase activity, encompassing both small‐molecule‐based approaches and protein engineering strategies. The use of these approaches to advance the understanding of small GTPase function, current limitations, and future outlook is discussed.
Benjamin Faulkner   +3 more
wiley   +1 more source

Translesion-synthesis-mediated bypass of DNA lesions occurs predominantly behind replication forks restarted by PrimPol

open access: yesCell Reports
Summary: The bypass of DNA lesions by translesion synthesis (TLS) polymerases is a critical step for DNA damage tolerance, allowing the completion of DNA synthesis.
Ashna Dhoonmoon   +7 more
doaj  

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